Home / 12,353,116.52-17,043,214.92-7,456,478.24

Finding the Fourth Proportional to 12,353,116.52, 17,043,214.92 and 7,456,478.24

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Solution

The fourth proportional to 12,353,116.52, 17,043,214.92 and 7,456,478.24 is: 10,287,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353,116.52 : 17,043,214.92 = 7,456,478.24 : x
  2. Step 2: Convert to fraction form
    12,353,116.52/17,043,214.92 = 7,456,478.24/x
  3. Step 3: Cross multiply
    12,353,116.52x = 17,043,214.92 × 7,456,478.24
  4. Step 4: Simplify right side
    12,353,116.52x = 127,082,361,190,623.36
  5. Step 5: Solve for x
    x = 127,082,361,190,623.36/12,353,116.52
  6. Step 6: Final answer
    x = 10,287,473.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.